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Ultraprecision, Low Noise, 2.500 V XFET® Voltage References

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ADR421ARMZ-REEL7 General Description

Volt Ref, 2.5V, Msop-8, -40 To 125Deg C; Voltage Reference Type:Series; Product Range:Adr421 Series; Reference Voltage:2.5V; Initial Accuracy:3Mv; Temperature Coefficient:10Ppm/°C; Voltage Reference Case Style:Msop; No. Of Pins:8Pinsrohs Compliant: Yes |Analog Devices ADR421ARMZ-REEL7

Analog Devices, Inc Inventory

Key Features

  • Low noise (0.1 Hz to 10 Hz)
    • ADR420: 1.75 μV p-p
    • ADR421: 1.75 μV p-p
    • ADR423: 2.0 μV p-p
    • ADR425: 3.4 μV p-p
  • Low temperature coefficient: 3 ppm/°C
  • Long-term stability: 50 ppm/1000 hours
  • Load regulation: 70 ppm/mA
  • Line regulation: 35 ppm/V
  • Low hysteresis: 40 ppm typical
  • Wide operating range
    • ADR420: 4 V to 18 V
    • ADR421: 4.5 V to 18 V
    • ADR423: 5 V to 18 V
    • ADR425: 7 V to 18 V
  • Quiescent current: 0.5 mA maximum
  • High output current: 10 mA
  • Wide temperature range: −40°C to +125°C
Analog Devices, Inc Original Stock


  • Precision data acquisition systems
  • High resolution converters
  • Battery-powered instrumentation
  • Portable medical instruments
  • Industrial process control systems
  • Precision instruments
  • Optical network control circuits
Analog Devices, Inc Inventory


Category Integrated Circuits (ICs)Power Management (PMIC)Voltage Reference Mfr Analog Devices Inc.
Series XFET® Package Tape & Reel (TR)Cut Tape (CT)Digi-Reel®
Product Status Active Reference Type Series
Output Type Fixed Voltage - Output (Min/Fixed) 2.5V
Current - Output 10 mA Tolerance ±0.12%
Temperature Coefficient 10ppm/°C Noise - 0.1Hz to 10Hz 1.75µVp-p
Noise - 10Hz to 10kHz - Voltage - Input 4.5V ~ 18V
Current - Supply 600µA Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount Package / Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package 8-MSOP Base Product Number ADR421
Manufacturer Analog Devices Inc. Product Category Voltage References
RoHS Details Mounting Style SMD/SMT
Output Voltage 2.5 V Initial Accuracy 0.12 %
Series VREF - Input Voltage - Max 18 V Shunt Current - Max 10 mA
Minimum Operating Temperature - 40 C Maximum Operating Temperature + 125 C
Accuracy 70 ppm/mA Brand Analog Devices
Description/Function 2.5 V XFET voltage reference Height 0.85 mm
Input Voltage 4.5 V to 18 V Length 3 mm
Load Regulation 70 ppm/mA Operating Supply Current 500 uA
Output Current 10 mA Product Voltage References
Product Type Voltage References Factory Pack Quantity 1000
Subcategory PMIC - Power Management ICs Topology Series References
Width 3 mm

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Availability: 5599 pieces

Qty. Unit Price(USD) Ext. Price
1+ $3.253 $3.25
10+ $2.891 $28.91
30+ $2.833 $84.99
100+ $2.522 $252.20

The prices below are for reference only.